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Finding the Fourth Proportional to 593,293.92, 818,892.12 and 338,792.76

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Solution

The fourth proportional to 593,293.92, 818,892.12 and 338,792.76 is: 467,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,293.92 : 818,892.12 = 338,792.76 : x
  2. Step 2: Convert to fraction form
    593,293.92/818,892.12 = 338,792.76/x
  3. Step 3: Cross multiply
    593,293.92x = 818,892.12 × 338,792.76
  4. Step 4: Simplify right side
    593,293.92x = 277,434,721,477.05
  5. Step 5: Solve for x
    x = 277,434,721,477.05/593,293.92
  6. Step 6: Final answer
    x = 467,617.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.